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Finding the Fourth Proportional to 74,304.48, 111,478.62 and 27,546.48

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Solution

The fourth proportional to 74,304.48, 111,478.62 and 27,546.48 is: 41,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304.48 : 111,478.62 = 27,546.48 : x
  2. Step 2: Convert to fraction form
    74,304.48/111,478.62 = 27,546.48/x
  3. Step 3: Cross multiply
    74,304.48x = 111,478.62 × 27,546.48
  4. Step 4: Simplify right side
    74,304.48x = 3,070,843,576.26
  5. Step 5: Solve for x
    x = 3,070,843,576.26/74,304.48
  6. Step 6: Final answer
    x = 41,327.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.